7FXH

Crystal Structure of human FABP4 in complex with 2-[(2R)-oxolan-2-yl]-4-phenyl-3-(1H-tetrazol-5-yl)-6,7,8,9-tetrahydro-5H-cyclohepta[b]pyridine, i.e. SMILES c1(c(c(c2c(n1)CCCCC2)c1ccccc1)C1=NN=NN1)[C@H]1CCCO1 with IC50=0.0496937 microM

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
other		inhouse model

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	7	293	protein in 25mM Tris/HCl pH 7.5 100mM NaCl, see also PMID 27658368

Crystal Properties
Matthews coefficient	Solvent content
2.16	43.12

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 32.334	α = 90
b = 53.724	β = 90
c = 74.805	γ = 90

Symmetry
Space Group	P 21 21 21

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100	PIXEL	PSI PILATUS 6M		2012-07-30	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SLS BEAMLINE X10SA	0.700490	SLS	X10SA

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	R Sym I (Observed)	Rrim I (All)	CC (Half)	Net I Over Average Sigma (I)	Redundancy	Number Reflections (All)	Number Reflections (Observed)	Observed Criterion Sigma (F)	Observed Criterion Sigma (I)	B (Isotropic) From Wilson Plot
1	1.02	37.4	100	0.041	0.041	0.042	1	15.3	6.54		67218			14.054

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.02	1.05	99.9		1.061	1.152	0.681	1.64	6.618

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	inhouse model	1.02	37.4	61932	3297	97.12	0.1391	0.138	0.1598	RANDOM	15.612

Temperature Factor Modeling
Anisotropic B[1][1]	Anisotropic B[1][2]	Anisotropic B[1][3]	Anisotropic B[2][2]	Anisotropic B[2][3]	Anisotropic B[3][3]
-0.42					0.42

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	30.42
r_sphericity_free	24.323
r_dihedral_angle_4_deg	14.322
r_dihedral_angle_3_deg	13.895
r_sphericity_bonded	13.759
r_rigid_bond_restr	6.525
r_dihedral_angle_1_deg	6.328
r_angle_refined_deg	2.494
r_angle_other_deg	0.984
r_chiral_restr	0.15

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	30.42
r_sphericity_free	24.323
r_dihedral_angle_4_deg	14.322
r_dihedral_angle_3_deg	13.895
r_sphericity_bonded	13.759
r_rigid_bond_restr	6.525
r_dihedral_angle_1_deg	6.328
r_angle_refined_deg	2.494
r_angle_other_deg	0.984
r_chiral_restr	0.15
r_bond_refined_d	0.026
r_gen_planes_refined	0.012
r_bond_other_d	0.002
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1046
Nucleic Acid Atoms
Solvent Atoms	155
Heterogen Atoms	80

Software

Software
Software Name	Purpose
XSCALE	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction
XDS	data reduction
PHASER	phasing

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729.